Waterproofing: Where Buildings Actually Leak
Water always finds the gap.
Learn to close it first.
Master the quiet skill that separates trusted professionals from liability risks — knowing exactly where buildings leak and how to stop it before it starts.
Leaks get caught at your desk, not on site.
- Predict the leaks — know the vulnerable spots every building shares before trouble arrives
- Detail junctions properly — handle the tricky meetings where most water gets in
- Select the right defence — match membranes and coatings to roofs, basements and walls
- Diagnose like a pro — trace stains and damp back to their true source
- Protect your reputation — avoid the failures that haunt careers and courtrooms
- Inspect with purpose — walk a site knowing exactly what to check and when
Built by one of the most-read architecture platforms in the world.
RTF | Rethinking The Future has spent over a decade publishing the ideas, projects and voices shaping architecture — and now brings that depth to learning. Every course is researched, written and produced by the RTF team.
Dry buildings build careers.
A clear path. Five steps.
Everything unlocks instantly with membership · learn at your own pace
If you see yourself here, start today.
A few hours from now, you could already see differently.
Every waterproofing detail I drew was borrowed and prayed over. Learning where water actually enters buildings, at junctions, penetrations and terminations, replaced superstition with logic. I now review details specifically hunting for the failure points this course taught me to see.
Simple by design.
Watch
Short, focused video lessons — each one a single idea, clearly explained.
Apply
End every lesson with a small task that pushes your real project forward.
Transform
Watch your work develop a point of view that is unmistakably yours.
Answered simply.
Isn't waterproofing the consultant's problem?
When it fails, it's the architect's name on the drawing. Knowing where buildings actually leak lets you design details that never become claims.
Is this about products or principles?
Principles — how water moves and where it wins. Products change every year; the physics that defeats them doesn't.
Do I need any prior experience?
No. Every course starts from where you are and builds up step by step, in plain language.
Is this software training?
No — software changes yearly. The thinking you learn here lasts a career.
How does it work?
Short video lessons with a small practice task after each. Any device, your pace.
What does membership include?
One membership unlocks every course on RTF Academy — all 450+, nothing sold separately. And you stay in control: cancel anytime in one click, and you will never be charged again.
Ready to see your work change?
Your next project could be the one that feels truly yours.
- 5 Sections
- 25 Lessons
- 4 Hours
- 1. What It Does and How It Fails5
- 2. The Options Compared5
- 3. The Detail5
- 4. Performance5
- 5. Specifying and Building It5
Reviews
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Every waterproofing detail I drew was borrowed and prayed over. Learning where water actually enters buildings, at junctions, penetrations and terminations, replaced superstition with logic. I now review details specifically hunting for the failure points this course taught me to see.
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